Proper daily consumption of loofah is not harmful. Loofah is a vegetable rich in dietary fiber, low in sugar and low in fat, and its proper consumption can promote bowel movement and supplement nutrition. However, long-term consumption of only loofah may cause nutritional deficiencies due to a single diet, and people with diarrhea and a cold spleen and stomach are not recommended to consume loofah. Loofah has a high nutritional value and is a sweet, cool food in Chinese medicine, which not only has the effect of clearing heat and detoxifying, clearing phlegm, but also cooling the blood and diuretic effect. Loofah is rich in carbohydrates, vitamin C and selenium. Therefore, loofah can be used to prevent vitamin C deficiency as well as to fight against scurvy. In addition, loofah has the effect of eliminating plaque and cleansing the skin. Loofah also contains some saponins, which can lower cholesterol and blood pressure in the body. Loofah can be consumed by the general population and is recommended for women with menstrual disorders and postpartum lactation problems. Loofah is not harmful if consumed in moderation as a daily food, but a balanced diet should be maintained to avoid nutritional deficiencies in a single diet. Loofah is a cold food, so it is recommended that people with diarrhea and a cold spleen and stomach eat less or do not eat loofah to avoid aggravating diarrhea or causing gastrointestinal diseases.